Mites are a major concern to the national agricultural economy and as such share with insects a position of pest importance to the economy of South Dakota. This bulletin includes: (1) species of plant feeding mites collected in past years in so0uth Dakota and reported I the state insect survey reports, and (2) systematic phytophagous mite collections since 1964 as part of south Dakota Experiemtn Station project No. 433.
South Dakota State University
Ray, D.E.; Bush, L.F.; and Wagner, J.F., "Induction of Estrus and Fertility in Anestrous Ewes" (1966). Agricultural Experiment Station Technical Bulletins (1939-2011). 39.